{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["children", "place of birth", "place lived", "geographic distribution"], "input": "Celebrating Greta Garbo The United States Postal Service will introduce a Greta Garbo stamp Sept. 23 at Scandinavia House in New York , in a joint issue with Sweden 's national postal carrier , which will hold a ceremony the same day in Stockholm ."}
{"children": [], "place of birth": [{"subject": "Greta Garbo", "object": "Stockholm"}], "place lived": [], "geographic distribution": []}